Weather barrier / Discussions

Can I put a breathable peel and stick weather (air) barrier on the inside walls and ceiling?

...weather barriers - Choosing a weather barrier house wrap, which is best? This page explains air / vapor barriers - The difference between air barriers and vap...

Posted by Anomika Singhn Oct. 1, 2018, 9:56 p.m. Air and vapour barriers 1 Responses

Which house wrap is best?

...weather barrier and how to install siding as well – How to install air barriers properly for a durable and energy efficient house How to install siding so w...

Posted by Kathy Moller Aug. 2, 2020, 11:50 a.m. Air and vapour barriers 1 Responses

What is the best material to use on top of plywood for water proofing?

...weather barrier / exterior air barrier, see our how to install an air barrier properly DIY video . ZIP systems are a good ‘all-in-one house sheathing / weather ...

Posted by Babak K July 27, 2020, 12:22 a.m. Air and vapour barriers 3 Responses

What is the best wall for a house by the sea in New Brunswick?

...barrier. We would like to get expert advice, since this is a crucial part of the house and we need to get it right, especially since the weather conditions ar...

Posted by Nathalie Lacaille Jan. 6, 2021, 9:36 a.m. Wall assemblies - new construction 0 Responses

How do you do Radon mitigation when with insulating and ventilating a crawlspace?

...barrier. The crawl space has a lot of debris the house flipper never removed. I bought a crawl space vent power fan attached to a humidistat but shut it off and...

Posted by Cathy Gaskins Feb. 17, 2021, 3:46 p.m. Radon in Homes - Mitigation 1 Responses

Can you use a vapour retarder paint on the ceiling instead of using a poly vapour barrier?

...barrier. Can you do this for the ceiling as well, thereby taking out that possible weak spot where the vapour barrier joins in with your walls? Vapour barrier p...

Posted by Anwas Qwelten June 8, 2019, 3:56 p.m. Air and vapour barriers 2 Responses

How do you re-do the insulation on a old cabin from the outside?

...barrier, vapor barrier and air barriers) work in a wall - Building science made easy video– How to design walls that work properly Since you are going about...

Posted by Raphael Couture Sept. 14, 2020, 8 a.m. Wall assemblies - renovation 3 Responses

Is it a good or bad idea to spray foam directly on the interior of shiplap siding?

...weather shield, it protects the control layers of your wall (air barrier, vapor barrier, insulation, weather barrier) , so you should have an air space separati...

Posted by MITCHELL KOCH Aug. 21, 2020, 3:49 p.m. Exterior cladding 1 Responses

What is the best way to insulate the exterior walls of an older home?

...barrier or vapour barrier . Though you do in ‘effect’ likely have a makeshift vapour barrier as there is likely several coats of oil paint. Along with insulatio...

Posted by Geoff Kavanagh June 30, 2020, 4:01 p.m. Wall assemblies - renovation 1 Responses

How do you insulate a 70s home with 2x4 walls that has fiber glass insulation?

...weather barrier, strapping and new siding.

Posted by Mark Aussenegg Nov. 26, 2018, 6:49 p.m. Wall assemblies - renovation 1 Responses

Can I spray foam insulate from the outside?

...weather barrier . And read here for more information about choosing breathable weather barriers . Most specifically, read our guide page to find the best way ...

Posted by Kurt Klischuk June 6, 2019, 8:56 a.m. Wall assemblies - renovation 3 Responses

How do you best use polyiso insulation in a basement?

...barrier & ½” gypsum drywall, sealed with drywall sealer and painted with vapor barrier paint. What problems do you see with this detail? Thank you Polyiso rig...

Posted by Iain Matheson Jan. 24, 2020, 7:45 p.m. Basements improvements 1 Responses

What type of Insulation can I use on the exterior of my home?

...weather barrier / weather resistive barrier (WRB), and a breatheable one would serve you best to allow as much moisture to pass through as possible. read more h...

Posted by Scott Muller April 18, 2019, 2:19 p.m. Wall assemblies - renovation 6 Responses

Does using T & G wood plank instead of drywall affect where we put the vapor & air barrier?

...barrier . I won't go to far off on a tangent but please see this page about WRBs (weather resisistent barriers) as air barriers , because you could go with an e...

Posted by Sue Colbourne Nov. 9, 2019, 6:16 p.m. Walls and ceilings - interior surfaces 3 Responses

Can you spray foam a house from the outside?

...barrier , and as long as you have at least 2 inches it would also be a suitable vapor barrier , and it will offer you thermal protection with the highest R valu...

Posted by Joan Lawrence July 11, 2019, 7:17 p.m. Wall assemblies - renovation 3 Responses

What are the best Wall and Roof insulation choices and rain screen?

I am doing renovation and addition to the house and trying to make it as airtight as possible. After reading through multiple articles and your responses I was...

Posted by Valeriy Kraydman March 15, 2021, 3:32 p.m. Exterior cladding 0 Responses

How do insulate the outside of a log home?

...barrier / weather barrier membrane directly to the logs, then the insulation directly to the membrane with no air space. Attach the insulation boards with verti...

Posted by Michael Hickey Aug. 2, 2018, 6:03 p.m. Wall assemblies - renovation 1 Responses

Is the ZIP sheathing system good or bad for water control?

...weather barrier and air barrier. It’s a great concept, but you are not alone in your skepticism. Before you give it a yay or nay, here are a couple of pages tha...

Posted by Trevor Prinz Nov. 26, 2019, 4:03 p.m. Walls and Roofs 5 Responses